public void TestGolomb() { var data = new Datastream(); for (var i = 0U; i < 1000; ++i) { data.Add(i); } var last = UInt32.MaxValue; for (var m = 1U; m < 1000; ++m) { var g = new GolombCodec(); g.Options &= ~GolombCodec.OptionFlags.Optimize; g.Parameter = m; var bs = g.CompressToStream(data, Header.HeaderFlags.None); var len = bs.Length; var dir = len < last ? -1 : len == last ? 0 : 1; WriteLine($"{m,3}: {bs.Length} {dir}"); last = len; } }
static void DoTesting() { var test = new Testing { OutputWriter = Console.Out }; //TestGolomb(); //return; //DumpCode(); //return; //test.TestUniversalCodeBattery(); //test.TestUniversalCode(1, 10000); //test.TestUniversalCode(1, 1U<<20,n=>5*n/3); //test.TestUniversalCode(8, 1U << 28, n => 9*n/8); //test.TestUniversalOnFiles(Testing.Paths[0]); //return; //var bs = new Bitstream(); ////bs.OutputWriter = Console.Out; //var ls1 = new List<uint> {1,4,4,9,1,34,4,0,0,76,1,34,10,34}; //ls1 = new List<uint> { 0x00, 0x2B, 0x4F, 0x81, 0x50, 0x2B, 0x56, 0x2B, 0x2C, 0x56, 0x56, 0x24, 0x24, 0x4F, 0x56, 0x25, 0x2B, 0x7B, 0x2B, 0x2C, 0x01, 0x2B, 0x81, 0x32, 0x32, 0x07, 0x07, 0x2B, 0x56, 0x06, 0x31, 0x00, 0xA5, 0x24, 0xAC, 0xAC, 0x50, 0x81, 0x81, 0x57, 0x01, 0x81, 0x81, 0x07, 0x5D, 0x00, 0x5C, 0x4F, 0x48, 0x81, 0xD7, 0x7A, 0x7A, 0xAC, 0x7B, 0x50, 0x75, 0x56, 0x81, 0x2D, 0x02, 0x81, 0x0E, 0x32, 0x81, 0x5C, 0x0C, 0x81, 0x73, 0x2B, 0xA5, 0x75, 0xA6, 0xD7, 0xA6, 0x75, 0x7B, 0x2D, 0x82, 0xAC, 0xAD, 0xAC, 0x88, 0x5D, 0x39, 0x15, 0x5D, 0xAC, 0x37, 0x0C, 0x6C, 0x9E, 0x56, 0x9F, 0xD1, 0x81, 0x82, 0x03, 0x2D, 0xD7, 0xAC, 0x03, 0x88, 0x15, 0x39, 0x88, 0x37, 0x12, 0x37, 0x87, 0x73, 0xA5, 0x9F, 0x9A, 0xA0, 0x58, 0x58, 0x2D, 0x2E, 0x2E, 0x04, 0xAC, 0x40, 0xB3, 0xD7, 0x62, 0x12, 0xAC, 0xD7, 0x81, 0x9E, 0x90, 0x97, 0x81, 0x81, 0xCA, 0xCB, 0xD1, 0x83, 0x04, 0x2E, 0x58, 0xAD, 0xD7, 0x40, 0x1C, 0x40, 0xAC, 0x81, 0x88, 0x1C, 0x88, 0x18, 0x62, 0x87, 0x3D, 0xAC, 0x97, 0xC9, 0x56, 0xA5, 0xD1, 0xBF, 0xBF, 0xC5, 0xD7, 0xCB, 0xD7, 0x59, 0x83, 0x6B, 0x23, 0x47, 0x6B, 0x3D, 0xB2, 0xD7, 0x2B, 0x9E, 0xB4, 0xBB, 0xBB, 0xD7, 0xD1, 0xCB, 0xCB, 0xC5, 0xC5, 0xD1, 0xD1, 0x59, 0x05, 0x05, 0x59, 0x56, 0x8F, 0x47, 0x88, 0x88, 0x8D, 0x43, 0xB2, 0xAC, 0x8D, 0x1E, 0x43, 0xBB, 0xD0, 0xCB, 0xAC, 0xAD, 0x2F, 0x83, 0xB3, 0x47, 0xB2, 0x43, 0x68, 0xBB, 0xC2, 0xC2, 0xD0, 0xD7, 0x83, 0x82, 0x8F, 0x8D, 0x68, 0x2B, 0xA5, 0xC9, 0xD1, 0xAD, 0x57, 0x2B, 0xB3, 0x8F, 0xB2, 0x8D, 0xAD, 0x83, 0xD7, 0x8F, 0xB3, 0x88, 0x56, 0xA5, 0xC9, 0xB3, 0xAC, 0x2B, 0xAD, 0xB3, 0x2B, 0x2B, 0x32, 0x56, 0x4F, 0x24, 0x50, 0x25, 0x57, 0x01, 0x56, 0x2C, 0x07, 0x06, 0x31, 0x56, 0x24, 0x48, 0x25, 0x7B, 0xAC, 0x2C, 0x07, 0x32, 0x30, 0x2A, 0x5C, 0x31, 0x55, 0x73, 0x48, 0x2B, 0x7B, 0x7B, 0x56, 0x2D, 0x02, 0x2C, 0x57, 0x57, 0x5D, 0x5D, 0x32, 0x0E, 0x0E, 0x5D, 0x0E, 0x30, 0x80, 0x5C, 0x55, 0x6C, 0xA5, 0xA6, 0xA6, 0x2D, 0x82, 0x88, 0x39, 0x80, 0x30, 0x5B, 0x5B, 0xAC, 0x9E, 0x97, 0x6C, 0x9E, 0x56, 0x7B, 0x7B, 0x75, 0x03, 0x2D, 0x15, 0xD7, 0x5B, 0x36, 0x86, 0x87, 0xB2, 0xA5, 0x90, 0x56, 0xA0, 0x75, 0xA0, 0x58, 0x82, 0x82, 0x58, 0xAD, 0x39, 0x56, 0x64, 0x15, 0x88, 0xD6, 0x86, 0xAB, 0x86, 0x5A, 0xA6, 0x9A, 0xA0, 0xD1, 0xAC, 0x58, 0x04, 0x2E, 0x1C, 0x88, 0xAC, 0xAB, 0x60, 0xC2, 0xBB, 0xC2, 0x56, 0xCB, 0xCB, 0xD7, 0x82, 0x04, 0x58, 0x2E, 0x57, 0x88, 0x40, 0x8C, 0x87, 0xA5, 0xBB, 0xC9, 0x56, 0xC9, 0xD7, 0xC5, 0xCB, 0x00, 0x82, 0x2F, 0xAD, 0x83, 0x59, 0x47, 0x23, 0x47, 0x88, 0x8C, 0x8B, 0xB1, 0xC2, 0x56, 0x7A, 0xC9, 0xD0, 0x59, 0x83, 0x83, 0x2B, 0x6B, 0x56, 0x8C, 0xC2, 0xC9, 0xC9, 0xAD, 0x59, 0x83, 0x5D, 0x6B, 0x6B, 0x6B, 0x8F, 0x8F, 0x2B, 0xD7, 0xD0, 0xD0, 0xD1, 0xCB, 0xB3, 0xB3, 0x81, 0x8C, 0xAC, 0xD0, 0xD0, 0xD7, 0x89, 0x81, 0x8F, 0x2B, 0x81, 0xB1, 0xB2, 0x81, 0xD1, 0xAD, 0xB3, 0xB3, 0x88, 0x87, 0xD6, 0xB2, 0xD6, 0xD7, 0xD6, 0x00, 0xFF, 0x00}; //UniversalCodec.BinaryAdaptiveSequentialEncode(bs,ls1); //bs.Position = 0; //Console.WriteLine(); //var ls2 = UniversalCodec.BinaryAdaptiveSequentialDecode(bs); //Console.WriteLine(); //Console.WriteLine(CodecBase.CompareInts(ls1.ToArray(),ls2.ToArray())); // //return; //DumpCode(); //return; var codec77 = new Lz77Codec { //OutputWriter = Console.Out, //MaximumDistance = 85, //MaximumLength = 12, //MinimumLength = 2 }; //codec77.Options |= Lz77Codec.OptionFlags.DumpHeader; var codecCLbase = new LzclCodec { CodecName = "LZCL" }; codecCLbase.CompressionOptions &= ~CompressionChecker.OptionFlags.UseHuffman; codecCLbase.CompressionOptions &= ~CompressionChecker.OptionFlags.UseArithmetic; codecCLbase.CompressionOptions &= ~CompressionChecker.OptionFlags.UseGolomb; var codecCl = new LzclCodec { CodecName = "LZCL", //MaximumDistance = 85, //MaximumLength = 12, //MinimumLength = 2 }; //codecCl.OutputWriter = Console.Out; //codecCl.CompressionOptions &= ~CompressionChecker.OptionFlags.UseArithmetic; //codecCl.CompressionOptions &= ~CompressionChecker.OptionFlags.UseGolomb; //codecCl.CompressionOptions &= ~CompressionChecker.OptionFlags.UseHuffman; //codecCl.CompressionOptions &= ~CompressionChecker.OptionFlags.UseFixed; //codecCl.CompressionOptions |= CompressionChecker.OptionFlags.UseStout; //codecCl.CompressionOptions |= CompressionChecker.OptionFlags.UseBASC; //codecCl.Options |= LZCLCodec.OptionFlags.ShowSavings; //codecCl.Options |= LZCLCodec.OptionFlags.DumpOptimize; codecCl.Options |= LzclCodec.OptionFlags.DumpDebug; //codecCl.Options |= LZCLCodec.OptionFlags.ShowTallies; codecCl.Options |= LzclCodec.OptionFlags.DumpCompressorSelections; //var ds = DataSets.HypnoLightLogo; //ds = File.ReadAllBytes(@"..\Corpus\Cantebury\asyoulik.txt"); //codecCL.Optimize(ds); //return; var codecH = new HuffmanCodec(); //codecH.OutputWriter = Console.Out; //codecH.Options |= HuffmanCodec.OptionFlags.DumpDecoding; //codecH.Options |= HuffmanCodec.OptionFlags.DumpEncoding; //codecH.Options |= HuffmanCodec.OptionFlags.DumpHeader; //codecH.Options |= HuffmanCodec.OptionFlags.DumpDictionary; //codecH.Options &= ~HuffmanCodec.OptionFlags.UseLowMemoryDecoding; var codecA = new ArithmeticCodec(); //codecA.OutputWriter = Console.Out; //codecA.Options |= ArithmeticCodec.OptionFlags.DumpHeader; //codecA.Options |= ArithmeticCodec.OptionFlags.DumpTable; //codecA.Options |= ArithmeticCodec.OptionFlags.DumpState; //codecA.Options |= ArithmeticCodec.OptionFlags.UseLowMemoryDecoding; var codecF = new FixedSizeCodec(); var codecGolomb = new GolombCodec(); byte[] smallTest = { 1, 2, 5, 5, 7, 7, 7, 7, 8, 8, 5 }; var request = new Testing.Request { Codecs = new List <CodecBase> { codecH, codecA, codec77, codecCl, //codecGolomb, //codecCLbase, //codecF }, // Codec = codec, //TestData = smallTest, //TestData = DataSets.HypnoLightLogo, Filename = "*.*", Path = Testing.Paths[0], RecurseFiles = true, //Decompress = false, UseExternalDecompressor = true, ShowOnlyErrors = false, TrapErrors = true }; test.DoTest(request); //OutLogo(); // test.Optimize(DataSets.HypnoLightLogo); }